/* Reset ve Genel Ayarlar */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: #667eea;
}

.logo img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    margin-right: 10px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logout-btn, .back-btn {
    background: #667eea;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.logout-btn:hover, .back-btn:hover {
    background: #5a6fd8;
    transform: translateY(-2px);
}

/* Coming Soon */
.coming-soon {
    padding: 2rem 0;
    text-align: center;
    color: white;
    background: rgba(0, 0, 0, 0.1);
}

.coming-soon h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.contact-info-top {
    font-size: 1.1rem;
    margin-top: 1rem;
}

.contact-info-top p {
    margin: 0.5rem 0;
}

/* Hero Section */
.hero {
    padding: 4rem 0;
    text-align: center;
    color: white;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* Login Section */
.login-section {
    padding: 4rem 0;
}

.login-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    background: white;
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.login-info h2 {
    color: #667eea;
    margin-bottom: 1rem;
}

.login-info ul {
    list-style: none;
    margin: 2rem 0;
}

.login-info li {
    margin: 1rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.login-info i {
    color: #667eea;
}

.login-form {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 15px;
}

.login-form h3 {
    margin-bottom: 1.5rem;
    color: #333;
}

.input-group {
    position: relative;
    margin-bottom: 1.5rem;
}

.input-group i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #667eea;
}

.input-group input {
    width: 100%;
    padding: 12px 12px 12px 45px;
    border: 1px solid #ddd;
    border-radius: 25px;
    font-size: 1rem;
}

.btn-login, .btn-calculate, .btn-primary {
    width: 100%;
    padding: 12px;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-login:hover, .btn-calculate:hover, .btn-primary:hover {
    background: #5a6fd8;
    transform: translateY(-2px);
}

.demo-credentials {
    margin-top: 1.5rem;
    padding: 1rem;
    background: #e8f0fe;
    border-radius: 10px;
    font-size: 0.9rem;
}

.error-message {
    background: #f8d7da;
    color: #721c24;
    padding: 0.75rem;
    border-radius: 5px;
    margin-bottom: 1rem;
    border: 1px solid #f5c6cb;
}

/* Navigation */
.nav-btn {
    color: #333;
    text-decoration: none;
    margin: 0 1rem;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.nav-btn:hover {
    background: #f8f9fa;
    color: #667eea;
}

/* Features */
.features {
    padding: 4rem 0;
    background: white;
}

.features h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: #333;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    text-align: center;
    padding: 2rem;
    background: #f8f9fa;
    border-radius: 15px;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card i {
    font-size: 3rem;
    color: #667eea;
    margin-bottom: 1rem;
}

/* Dashboard */
.dashboard-section {
    padding: 3rem 0;
}

.dashboard-content {
    background: white;
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.dashboard-content h1 {
    color: #667eea;
    margin-bottom: 1rem;
}

.form-container {
    margin-top: 2rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #333;
}

.form-group input {
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 10px;
    font-size: 1rem;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
}

/* Result */
.result-section {
    padding: 3rem 0;
}

.result-card {
    background: white;
    border-radius: 20px;
    padding: 3rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.result-header h1 {
    color: #667eea;
    margin-bottom: 1rem;
}

.plaka-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 2rem;
}

.score-display {
    margin: 2rem 0;
}

.score-circle {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1rem;
    font-weight: 700;
    color: white;
}

.score-number {
    font-size: 3rem;
}

.score-total {
    font-size: 1.2rem;
    opacity: 0.8;
}

.excellent { background: #28a745; }
.good { background: #17a2b8; }
.normal { background: #ffc107; }
.bad { background: #fd7e14; }
.very-bad { background: #dc3545; }
.risky { background: #6f42c1; }

.status-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    color: white;
    font-weight: 600;
    margin: 1rem 0;
}

.status-description {
    font-size: 1.1rem;
    color: #666;
    margin: 1rem 0;
}

.details-grid {
    margin-top: 3rem;
}

.details-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 10px;
}

.detail-item i {
    color: #667eea;
}

.detail-item strong {
    margin-left: auto;
    color: #333;
}

.action-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.btn-secondary {
    padding: 12px 24px;
    background: #6c757d;
    color: white;
    text-decoration: none;
    border-radius: 25px;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: #5a6268;
    transform: translateY(-2px);
}

.value-display {
    margin: 2rem 0;
    text-align: center;
}

.value-circle {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: white;
    font-weight: 700;
    font-size: 1.2rem;
    text-align: center;
    padding: 1rem;
}

/* Footer */
.footer {
    background: #333;
    color: white;
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer-content {
    text-align: center;
}

.footer-info h3 {
    margin-bottom: 1rem;
    color: #667eea;
}

.footer-info p {
    margin: 0.5rem 0;
}

.footer-bottom {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid #555;
}

/* Responsive */
@media (max-width: 768px) {
    .login-container {
        grid-template-columns: 1fr;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .score-circle {
        width: 150px;
        height: 150px;
    }

    .score-number {
        font-size: 2rem;
    }

    .action-buttons {
        flex-direction: column;
        align-items: center;
    }

    .action-buttons a {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }
}